Hip & Knee Reconstruction

Services & Procedures

“Whether you are experiencing chronic joint stiffness, constant hip or knee pain, or issues with a previous joint replacement, my goal is to provide precise, personalized surgical care that gets you back to living an active, pain-free life.”

— Aymen Alqazzaz, MD

Conditions We Treat

A full spectrum of hip and knee conditions — with both non-surgical options and surgical solutions.

Hip Pain & Degeneration

  • Osteoarthritis of the Hip
  • Avascular Necrosis (Osteonecrosis)
  • Post-Traumatic Arthritis
  • Inflammatory & Rheumatoid Arthritis
  • Hip Dysplasia & Other Congenital Deformities
  • Acute Hip & Proximal Femur Fractures

Knee Pain & Degeneration

  • Knee Osteoarthritis
  • Rheumatoid & Other Inflammatory Arthritis
  • Post-Traumatic Knee Arthritis
  • Osteonecrosis of the Knee (SPONK)
  • Patellofemoral (Kneecap) Arthritis

Complications from Prior Surgery

  • Aseptic Loosening & Hardware Wear
  • Joint Instability & Recurrent Dislocation
  • Periprosthetic Joint Infection (PJI)
  • Fractures Around Existing Implants
  • Unexplained Pain After Joint Replacement

Not sure where you fit?

Many patients arrive without a clear diagnosis. A consultation starts with a thorough exam and imaging review to find the right path — surgical or not.

Book a consultation →

Comprehensive Surgical Care

Advanced joint replacement techniques that minimize tissue damage, preserve natural anatomy, and promote faster recovery.

Hip Surgery & Reconstruction

  • Direct Anterior Total Hip ReplacementA minimally invasive, muscle-sparing approach designed to accelerate initial recovery and mobility.
  • Posterior & Posterolateral Hip ReplacementProven, traditional techniques for complex hip conditions and varied anatomy.
  • Robotic-Assisted & Computer-Navigated SurgeryAdvanced intraoperative guidance for accurate implant placement and optimal leg-length restoration.
  • Partial Hip Replacement (Hemiarthroplasty)Targeted surgical treatment, primarily for hip fractures.

Knee Surgery & Reconstruction

  • Total Knee ReplacementResurfacing damaged cartilage and bone with modern, durable implants.
  • Partial Knee Replacement (Unicompartmental)Replacement limited to the damaged compartment, preserving healthy tissue and natural movement.
  • Robotic-Assisted & Custom Alignment Total Knee ReplacementImplant positioning tailored to your unique joint mechanics.
  • Patellofemoral ReplacementFocused resurfacing for arthritis behind the kneecap.

Complex Revision & Joint Preservation

When a previous joint replacement wears out, becomes painful, or develops complications, specialized reconstruction is essential.

  • Revision Total Hip & Knee ArthroplastyExchange and reconstruction of failing, loose, or worn implants.
  • Management of Periprosthetic InfectionMultidisciplinary single-stage and two-stage protocols for deep joint infections.
  • Periprosthetic Fracture RepairAdvanced stabilization and reconstruction around existing artificial joints.
  • Complex Deformity & Bone Loss ReconstructionBone grafting, cone/sleeve augments, and modern 3D-printed structural support.

Ready to discuss your options?

Mount Sinai Orthopedic Surgery · 425 West 59th Street, 5th Floor, New York, NY